TY - JOUR AU - Reinhard Farwig TI - A variational approach in weighted Sobolev spaces to the operator - ... + .../... X1 in exterior domains of IR3. JO - Mathematische Zeitschrift PY - 1992 SP - 449 EP - 464 VL - 210 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/MZ_1992__210_1_174412/ ID - MZ_1992__210_1_174412 ER -